AORT vs USPH: Correlation
How closely do Artivion, Inc. (AORT) and U.S. Physical Therapy, Inc. (USPH) trade together? Their weekly returns over three years give a correlation of 0.54, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are AORT and USPH?
On 3 years of weekly data the AORT/USPH correlation comes out at 0.54, moderate. The relationship has been stable: the 1-year correlation (0.49) sits close to the 3-year figure. The 5-year figure is 0.43, and annualized covariance runs at 850.2 %².
Few assets follow AORT as closely as USPH, which ranks #1 of 15 tracked partners. Their recent paths diverged sharply: over the last 12 months USPH outperformed by 34.9 percentage points (-39.0% for AORT against -4.1% for USPH).
How is this computed?
Pearson correlation on weekly returns: ρ(A,B) = cov(rA, rB) / (σA · σB), over windows of 52, 156 and 260 weeks. Covariance is annualized (×52) and expressed in %². Full definitions on the methodology page.
AORT vs USPH: side by side
| AORT (Artivion, Inc.) | USPH (U.S. Physical Therapy, Inc.) | |
|---|---|---|
| 1-year return | -39.0% | -4.1% |
| 5-year return | +3.6% | -25.3% |
| Volatility (ann.) | 47.1% | 33.7% |
| Beta vs S&P 500 | 0.88 | 0.84 |
| Max drawdown (3Y) | -57.8% | -45.4% |
| Market cap | $1.3B | $1.2B |
| P/E (trailing) | – | 465.3 |
| Dividend yield | 0.00% | 2.33% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | AORT | USPH |
|---|---|---|
| 2022 | -40.4% | -13.7% |
| 2023 | +47.5% | +17.0% |
| 2024 | +59.9% | -3.0% |
| 2025 | +59.5% | -9.9% |
| 2026 | -41.5% | +3.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are AORT and USPH good diversifiers for each other?
Only partially. A correlation of 0.54 means AORT and USPH share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
FAQ
What is the correlation between AORT and USPH?
The AORT/USPH correlation stands at 0.54 on a 3-year window (1 year: 0.49, 5 years: 0.43), computed from weekly returns as of 2026-08-27.
Is USPH a good diversifier for AORT?
Only partially. A correlation of 0.54 means AORT and USPH share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.54 mean?
On the −1 to +1 scale, 0.54 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/aort-vs-usph.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/aort-vs-usph/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: AORT correlations · USPH correlations
